Rainleaf 16' x 16' x 23' Sun Shade Sail Canopy Right Triangle Sail Shade Canopy for Patio Garden Outdoor, 3nd Generation, Desert Sand high density polyethylene(hdpe) With improved stitched seam and knitting technology, more solid and durable. Made of HDPE (high-density polyethylene), RainLeaf 200gsm sail shade to block up to 95% of harmful UV rays. Perfect sun shade sail for driveway, swimming pool, patio, backyards, courtyards, gardens,bedroom,deck,sailboat,gazebo. Breathable enough sunshade sail to let cool wind in while keeping hot away, and let water through without ponding after rain. Ready to hang up. Easy Installation and Cleaning. Won't rot, mildew or mold. Having 5 years warranty for all our shade sail.